Franz Wittmann Kommanditgesellschaft
1Patents
0Active
1Granted
19Portfolio score
Filing activity: Mar 21, 1979 → Mar 21, 1979
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4226470A | Convertible couch or chair | Human Necessities | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.